>_ Developer Swiss Army Knife
Lightning-fast debugging, reconnaissance, and data conversion tools running 100% locally in your browser.
Encoded JWT Token
Waiting for token input...
Decoded Payload & Header
{ }
{ }
Regex Configuration
/
/
Load Preset:
Test String
Matches & Substitution
0 matches
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No matches found.
Input Data
Web Crypto API
0 chars
Generated Cryptographic Digests
Original Text (A)
Modified Text (B)
Line-by-Line Diff Comparison
0 additions, 0 deletions
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Network & Geo Recon
Public IP Address (IPv4)
Detecting...
Location / ISP
Detecting...
WebRTC IP Leak Check
Scanning local candidates...
Environment & OS
Operating System / Platform
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Browser Engine & Version
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Hardware Concurrency / RAM
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Screen Resolution & Color Depth
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Security & Privacy Posture
Do Not Track (DNT) / GPC
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Cookies Enabled
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Connection Security (HTTPS/Protocol)
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Canvas Fingerprint Hash
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